experiment-execution-bottleneck-identification

Testing & Quality

Where is the system bottleneck? — TOC 5 Focusing Steps + Current Reality Tree to find the binding constraint

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Strategy: Bottleneck Identification

Methodology

Based on Goldratt's Theory of Constraints (TOC) 5 Focusing Steps:

IDENTIFY the constraint (Current Reality Tree)
EXPLOIT the constraint (maximize throughput at bottleneck)
SUBORDINATE everything else to the constraint
ELEVATE the constraint (invest to remove it)
REPEAT (check if constraint has shifted)

Combined with Current Reality Tree (CRT) construction:

List Undesirable Effects (UDEs) observed in the system
Trace causal chains using IF...THEN...BECAUSE logic
Converge chains to identify root causes / core conflicts

Execution Flow

List UDEs → call undesirable-effect-listing SOP
- Input: system description, observed problems
- Output: numbered UDE list with evidence
Trace Causal Chains → call causal-chain-tracing SOP
- Input: UDE list
- Output: IF-THEN causal tree
Extract Core Conflict → call core-conflict-extraction SOP
- Input: causal tree root causes
- Output: Evaporating Cloud (A-B-C-D-D') format
Build Constraint Tree → invoke constraint-tree-building tactic
- Orchestrates steps 1-3 into a coherent tree structure
Rank & Report → synthesize findings
- Identify the single binding constraint
- Assess exploitation potential
- Recommend elevation path

Budget Gate

Resource	Budget	Notes
Subagent calls	≤6	3 SOPs + synthesis
Iterations	≤2	Re-trace if tree is incomplete
Output size	≤3000 tokens	Compressed tree + recommendation

Available Tactics

Optional, no fixed order; the final leaf is always a sop.

Tactic	When to use
constraint-tree-building	Build Current Reality Tree from UDEs through causal chains to core conflicts

Available SOPs

Optional, no fixed order; the final leaf is always a sop.

SOP	When to use
causal-chain-tracing	Trace UDE to root cause via IF...THEN...BECAUSE logic chains
core-conflict-extraction	Extract core conflict in Evaporating Cloud format (A-B-C-D-D')
undesirable-effect-listing	List current Undesirable Effects (UDEs) — observable symptoms of system underperformance